Recent questions in Algebra II

Polynomial arithmetic
Answered

Anish Buchanan
2020-11-08

Exponential models
Answered

coexpennan
2020-11-08

(a) Explain why the number of hosts is an exponential function of time. The number of hosts grows by a factor of -----? each year, this is an exponential function because the number is growing by ------? decreasing constant increasing multiples.

(b) Find a formula for the exponential function that gives the number N of hosts, in millions, as a function of the time t in years since 1995.

(c) According to this model, in what year did the number of hosts reach 49 million?

Exponential models
Answered

Jaden Easton
2020-11-08

Complex numbers
Answered

remolatg
2020-11-08

(a) point O

and

(b) point B.

Exponential growth and decay
Answered

fortdefruitI
2020-11-08

Decide if the equation represents exponential growth or decay. Explain your answer.

Rational exponents and radicals
Answered

Ernstfalld
2020-11-08

The radical expression using exponent

Equations
Answered

Wierzycaz
2020-11-08

Logarithms
Answered

FobelloE
2020-11-08

Exponential models
Answered

Cheyanne Leigh
2020-11-08

The following table lists the reported number of cases of infants born in the United States with HIV in recent years because their mother was infected.

Source:

Centers for Disease Control and Prevention.

a) Plot the data on a graphing calculator, letting

b) Using the regression feature on your calculator, find a quadratic, a cubic, and an exponential function that models this data.

c) Plot the three functions with the data on the same coordinate axes. Which function or functions best capture the behavior of the data over the years plotted?

d) Find the number of cases predicted by all three functions for 20152015. Which of these are realistic? Explain.

Equations
Answered

Dillard
2020-11-08

x+2y=2 and -3x-6y=-6

Polynomial factorization
Answered

opatovaL
2020-11-08

n=3 with real coefficients, zeros = -4, 2+3i.

Equations
Answered

zi2lalZ
2020-11-08

3.(-1,7)

Equations
Answered

Braxton Pugh
2020-11-08

The North Ridgeville Football team played a game against Avon last week. A total of 125 points were scored by both teams. The teams scored a total of 22 six-point touchdowns and three-point field goals. In additon, there were 4 two-point safeties and 12 one-point kids scored. How many touchdowns and field goals were scored by the teams during the game?

Equations
Answered

Cheyanne Leigh
2020-11-08

Polynomial arithmetic
Answered

CheemnCatelvew
2020-11-07

Find the sum of the first n terms of the arithmetic sequence.

Polynomial factorization
Answered

chillywilly12a
2020-11-07

Exponential models
Answered

Jaya Legge
2020-11-07

Elise invests $4500 in an account that compounds interest monthly and earns 6%. How long will it take for her money to double?

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